<template>
	<div>
		<el-form :model="ruleForm" status-icon :rules="rules" ref="ruleForm" label-width="100px" class="demo-ruleForm" size="mini">
			<el-form-item label="密码" prop="pass">
				<el-input type="password" v-model="ruleForm.pass" autocomplete="off"></el-input>
			</el-form-item>
			<el-form-item label="确认密码" prop="checkPass">
				<el-input type="password" v-model="ruleForm.checkPass" autocomplete="off"></el-input>
			</el-form-item>
			<el-form-item label="年龄" prop="age">
				<el-input v-model.number="ruleForm.age"></el-input>
			</el-form-item>
			<el-form-item>
				<el-button type="primary" @click="submitForm('ruleForm')">提交</el-button>
				<el-button @click="resetForm('ruleForm')">重置</el-button>
			</el-form-item>
		</el-form>
	</div>
</template>

<script>
	export default {
		data() {
			var checkAge = (rule, value, callback) => {
				if (!value) {
					return callback(new Error('年龄不能为空'));
				}
				setTimeout(() => {
					if (!Number.isInteger(value)) {
						callback(new Error('请输入数字值'));
					} else {
						if (value < 18) {
							callback(new Error('必须年满18岁'));
						} else {
							callback();
						}
					}
				}, 1000);
			};
			var validatePass = (rule, value, callback) => {
				if (value === '') {
					callback(new Error('请输入密码'));
				} else {
					if (this.ruleForm.checkPass !== '') {
						this.$refs.ruleForm.validateField('checkPass');
					}
					callback();
				}
			};
			var validatePass2 = (rule, value, callback) => {
				if (value === '') {
					callback(new Error('请再次输入密码'));
				} else if (value !== this.ruleForm.pass) {
					callback(new Error('两次输入密码不一致!'));
				} else {
					callback();
				}
			};
			return {
				ruleForm: {
					pass: '',
					checkPass: '',
					age: ''
				},
				rules: {
					pass: [{
						validator: validatePass,
						trigger: 'blur'
					}],
					checkPass: [{
						validator: validatePass2,
						trigger: 'blur'
					}],
					age: [{
						validator: checkAge,
						trigger: 'blur'
					}]
				}
			};
		},
		methods: {
			submitForm(formName) {
				this.$refs[formName].validate((valid) => {
					if (valid) {
						alert('submit!');
					} else {
						console.log('error submit!!');
						return false;
					}
				});
			},
			resetForm(formName) {
				this.$refs[formName].resetFields();
			}
		}
	}
</script>

<style scoped lang="scss">

</style>
